diff --git a/NEWS.md b/NEWS.md
index 4703a440..4ce700e9 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -20,6 +20,7 @@ Red Panda C++ Version 1.0.0
   - fix: redo cut with no selection while make whole line selected
   - fix: correctly reset caret when redo cut with no selection
   - enhancement: close editor when middle button clicked on it's title tab
+  - fix: error when insert text in column mode 
 
 Red Panda C++ Version 0.14.5
   - fix: the "gnu c++ 20" option in compiler set options is wrong
diff --git a/RedPandaIDE/qsynedit/SynEdit.cpp b/RedPandaIDE/qsynedit/SynEdit.cpp
index a7cb13bc..0d88c8bb 100644
--- a/RedPandaIDE/qsynedit/SynEdit.cpp
+++ b/RedPandaIDE/qsynedit/SynEdit.cpp
@@ -2836,13 +2836,13 @@ void SynEdit::doCutToClipboard()
     }
     internalDoCopyToClipboard(selText());
     doSetSelText("");
+    mUndoList->EndBlock();
     mUndoList->AddChange(
                 SynChangeReason::crNothing,
                 BufferCoord{0,0},
                 BufferCoord{0,0},
                 "",
                 SynSelectionMode::smNormal);
-    mUndoList->EndBlock();
 }
 
 void SynEdit::doCopyToClipboard()
@@ -5340,7 +5340,7 @@ int SynEdit::insertTextByColumnMode(const QString &Value, bool AddToUndoList)
     do {
         P = GetEOL(Value,Start);
         if (P != Start) {
-            Str = Value.mid(0,P-Start);
+            Str = Value.mid(Start,P-Start);
 //          Move(Start^, Str[1], P - Start);
             if (mCaretY > mLines->count()) {
                 Result++;